<div class="wrap">
    <h2>Map Maker Settting</h2>
    <form method="post" action="options-general.php?page=map_maker">
        <?php settings_fields('map-maker-options-group'); ?>
        <?php do_settings_fields('map-maker-options-group'); ?>
        <label for="mapID">Mapbo Map ID</label>
        <input type="text" name="map_maker_mapID" value="<?php echo get_option('map_maker_mapID');?>">
         <input type="submit" class="button-primary" value="<?php _e('Save Changes') ?>" />
    </form>
</div>